Java tutorial
//package com.java2s; //License from project: Apache License import android.content.Context; import android.net.ConnectivityManager; import android.net.NetworkInfo; public class Main { public static int getActiveNetworkType(Context context) { int defaultValue = -1; ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE); if (cm == null) { return defaultValue; } NetworkInfo info = cm.getActiveNetworkInfo(); if (info == null) { return defaultValue; } return info.getType(); } }